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SQL>
SQL>
SQL> set verify off
SQL> set linesize 72
SQL> set pagesize 9999
SQL> set feedback on
SQL>
SQL> Prompt Datatypes for Table &1
Enter value for 1:
Datatypes for Table
SQL> column data_type format a20
SQL> column column_name heading "Column Name"
SQL> column data_type heading "Data|Type"
SQL> column data_length heading "Data|Length"
SQL> column nullable heading "Nullable"
SQL>
SQL> select column_name,
2 data_type,
3 substr(
4 decode( data_type, 'NUMBER',
5 decode( data_precision, NULL, NULL,
6 '('||data_precision||','||data_scale||')' ),
7 data_length),
8 1,11) data_length,
9 decode( nullable, 'Y', 'null', 'not null' ) nullable
10 from all_tab_columns
11 where owner = USER and table_name = upper('&1')
12 order by column_id
13 /
Enter value for 1:
no rows selected
SQL> --
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